<!DOCTYPE html>
<html>
<head lang="en">
    <meta charset="UTF-8">
    <title></title>
</head>
<body>
<hello>
    <div>我是原来的内容</div>
</hello>

<loader>滑动加载。。。</loader>

<superman strength>超人</superman>
<superman strength fly>超人1</superman>
<superman strength fly light>超人2</superman>
</body>
</html>